<template>
  <div>
    <city-header></city-header>
    <city-search :cities="cities"></city-search>
    <city-List 
    :cities="cities"
    :hot="hotCities"
    :letter="letter"
    ></city-List>
    <city-alphabet :cities='cities' @change="handleLetterChange"></city-alphabet>
  </div>
</template>

<script>
import axios from 'axios'
import CityHeader from './components/Header'
import CitySearch from './components/Search'
import CityList from './components/List'
import CityAlphabet from './components/Alphabet'

export default {
  name:'City',
  components:{
    CityHeader,
    CitySearch,
    CityList,
    CityAlphabet
  },
  data () {
    return{
      cities: {},
      hotCities:[],
      letter:''
    }
  },
  methods:{
    getCityInfo () {
      axios.get('api/city.json')
        .then(this.handleGetCityInfoSucc)
    },
    handleGetCityInfoSucc (res) {
      res = res.data
      if(res.ret&&res.data){
        const data = res.data
        this.cities = data.cities
        this.hotCities = data.hotCities
      }
    },
    handleLetterChange (letter) {
      this.letter = letter
    }
  },
  mounted () {
    this.getCityInfo()
  }
}
</script>

<style lang="stylus" scoped>

</style>


